Tar baby is from an 1881 "Uncle Remus" story by Joel Chandler Harris. Tarheel for "North Carolina resident" first recorded 1864, probably from the gummy resin of pine woods. Tar water, an infusion of tar in cold water, was popular as a remedy from c.1740 through late 18c.

"sailor," 1670s, probably a special use of tar (n.1), which was a staple for waterproofing aboard old ships (sailors also being jocularly called knights of the tarbrush); or possibly a shortened form of tarpaulin, which was recorded as a nickname for a sailor in 1640s, from the tarpaulin garments they wore.

v.

in tar and feather, 1769. A mob action in U.S. in Revolutionary times and several decades thereafter. Originally it had been imposed by an ordinance of Richard I (1189) as punishment in the navy for theft. Among other applications over the years was its use in 1623 by a bishop on "a party of incontinent friars and nuns" [OED], but not until 1769 was the verbal phrase attested. Related: Tarred; tarring.

tar

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.Copyright (C) 2007 by HarperCollins Publishers.Cite This Source

Idioms and Phrases with tarred with the same brush

tarred with the same brush

Having the same faults or bad qualities, as in He may be lazy, but if you ask me his friends are all tarred with the same brush. This term is thought to come from sheep farming, where the animals' sores were treated by brushing tar over them, and all the sheep in a flock were treated in the same way. The term was transferred to likeness in human beings in the early 1800s.